GATE 2020 Syllabus for Computer Science and Information Technology (CS & IT) - The GATE 2020 CS and IT syllabus has been released by IIT Delhi. Students can find below the GATE CS and IT syllabus prescribed by IIT Delhi. The GATE 2020 syllabus for Computer Science and Information Technology include all the important topics which will be covered in the exam. Students can check here the detailed syllabus of GATE CS and IT for preparing the exam. Students who would be appearing in the exam must adhere to the GATE syllabus 2020 for computer science and information technology to score good marks. The GATE 2020 CS and IT syllabus are based out on the undergraduate engineering course. GATE 2020 CS and IT paper consist of questions from aptitude and the subject (CS and IT). Students who would be appearing in GATE 2020 must strictly follow the GATE syllabus 2020 for Computer Science and Information Technology as the questions are formulated as per the official syllabus. The detailed information about topics and chapters is included in GATE syllabus for CS and IT for 2020. The GATE 2020 exam will be conducted by IIT Delhi on February 1, 2, 8, 9. Latest: GATE 2020 application form correction available now
Latest: [Download free Question Papers and Sample Paper of GATE, Click here]
GATE 2020 Important Dates:
Release of GATE 2020 application form
August 31, 2019
GATE 2020 Exam
February 1, 2, 8 and 9, 2020
Result of GATE 2020
March 16, 2020
GATE 2020 CS and IT Syllabus for Computer Science and Information Technology (CS & IT): Students will be provided the GATE 2020 CS and IT syllabus here once it is released by the exam conducting authority. GATE 2020 syllabus for computer science and information technology will contain all the topics which are asked in the exam. Till the time, students can find the syllabus of GATE 2019 for CS and IT.
Download Free Sample Paper for GATE
Discrete Mathematics: Propositional and first-order logic. Sets, relations, functions, partial orders and lattices. Groups. Graphs: connectivity, matching, coloring. Combinatorics: counting, recurrence relations, generating functions.Linear Algebra: Matrices, determinants, system of linear equations, eigenvalues and eigenvectors, LU decomposition.
Calculus: Limits, continuity and differentiability. Maxima and minima. Mean value theorem. Integration.
Probability: Random variables. Uniform, normal, exponential, poisson and binomial distributions. Mean, median, mode and standard deviation. Conditional probability and Bayes theorem.
Computer Science and Information Technology
Section 1- Digital Logic: Boolean algebra, Combinational and sequential circuits. Minimization. Number representations and computer arithmetic (fixed and floating point). Section 2- Computer Organization and Architecture: Machine instructions and addressing modes. ALU, data‐path and control unit. Instruction pipelining. Memory hierarchy: cache, main memory and secondary storage; I/O interface (interrupt and DMA mode). Section 3- Programming and Data Structures: Programming in C, Recursion. Arrays, stacks, queues, linked lists, trees, binary search trees, binary heaps, graphs. Section 4- Algorithms: Searching, sorting, hashing. Asymptotic worst case time and space complexity. Algorithm design techniques: greedy, dynamic programming and divide‐and‐conquer Graph search, minimum spanning trees, shortest paths. Section 5- Theory of Computation: Regular expressions and finite automata. Context-free grammars and push-down automata. Regular and context-free languages, pumping lemma. Turing machines and undecidability. Section 6- Compiler Design: Lexical analysis, parsing, syntax-directed translation. Runtime environments. Intermediate code generation.
Section 7- Operating System: Processes, threads, inter‐process communication, concurrency and synchronization. Deadlock. CPU scheduling. Memory management and virtual memory. File systems.
Section 8- Databases: ER‐model. Relational model: relational algebra, tuple calculus, SQL. Integrity constraints, normal forms. File organization, indexing (e.g., B and B+ trees). Transactions and concurrency control. Section 9- Computer Networks: Concept of layering. LAN technologies (Ethernet). Flow and error control techniques, switching. IPv4/IPv6, routers and routing algorithms (distance vector, link state). TCP/UDP and sockets, congestion control. Application layer protocols (DNS, SMTP, POP, FTP, HTTP). Basics of Wi-Fi. Network security: authentication, basics of public key and private key cryptography, digital signatures and certificates, firewalls. Note: To download the complete syllabus - Click HereReference Books for GATE 2020 CS and IT Preparation:
Name of the Book
Discrete Mathematics and Its Applications
Computer Networking: A Top-Down Approach
Kurose & Ross
Computer Organization and Embedded systems
Database System Concepts
Compilers: Principles, Techniques and Tools
Aho & Ullman
Software Engineering: A Practitioner’s Approach
The C Programming language
Introduction to Algorithms
An Introduction to Formal Languages and Automata
GATE 2020 Exam Pattern for Computer Science and Information Technology (CS & IT): Students who would be appearing in the exam must know the GATE 2020 exam pattern. The GATE 2020 exam for CS and IT subject will be held as a single paper of 3 hours duration consisting of questions from aptitude and the respective subject. The detailed exam pattern of GATE 2020 CS and IT is given below
Duration of exam
Mode of exam
Online (Computer-based test)
Types of question
Objective Numerical Answer Type (NAT) questions
Total number of questions
Total marks of the exam
Total number of sections
1 mark MCQs – 1/3 mark will be deducted for every wrong answer.
2 mark MCQs – 2/3 mark will be deducted for every wrong response.
Zero marks will be awarded for unattempted questions
No negative marking will be done for Numerical Answer Type (NAT) questions
GATE 2020 Cutoff for CS and IT: Students will find the GATE cutoff for CS and IT after the announcement of results. The previous year GATE cutoff for CS and IT is given below
GATE 2017 CS and IT Cutoff for IITs:
Computer Science and Engineering
Interview Shortlisting 60.0/6.75
GATE 2020 CSE paper will be based on the syllabus prescribed by the conducting IIT. The first step should be to analyze the syllabus, point out the important topics and topics which need more focus. Pick some good books and make a time table for the preparation. Devote some fixed time each for GATE 2020 and you will surely score good marks.
GATE 2020 CSE paper will have three sections namely General Aptitude, Engineering Mathematics and respective subject part. Questions in each section are divided in to 1 and 2 marks, with negative marking of ? marks. The total marks of GATE 2020 CSE paper will be of 100.
GATE 2020 CSE paper will be conducted in February 2020.
GATE syllabus 2020 CSE is released officially by the respective IIT which will be conducting the exam and can be found on the official website. GATE CSE syllabus is particularly the syllabus of UG engineering course of CSE.
Students can find the GATE 2020 CSE syllabus from the official website of GATE 2020.
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